nim-libp2p-experimental/tests/helpers.nim

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import chronos, bearssl
import ../libp2p/transports/tcptransport
import ../libp2p/stream/bufferstream
import ../libp2p/crypto/crypto
import ../libp2p/stream/lpstream
const
StreamTransportTrackerName = "stream.transport"
StreamServerTrackerName = "stream.server"
trackerNames = [
# ConnectionTrackerName,
BufferStreamTrackerName,
TcpTransportTrackerName,
StreamTransportTrackerName,
StreamServerTrackerName
]
iterator testTrackers*(extras: openArray[string] = []): TrackerBase =
for name in trackerNames:
let t = getTracker(name)
if not isNil(t): yield t
for name in extras:
let t = getTracker(name)
if not isNil(t): yield t
type RngWrap = object
rng: ref BrHmacDrbgContext
var rngVar: RngWrap
proc getRng(): ref BrHmacDrbgContext =
# TODO if `rngVar` is a threadvar like it should be, there are random and
# spurious compile failures on mac - this is not gcsafe but for the
# purpose of the tests, it's ok as long as we only use a single thread
{.gcsafe.}:
if rngVar.rng.isNil:
rngVar.rng = newRng()
rngVar.rng
template rng*(): ref BrHmacDrbgContext =
getRng()